EN 24230:1989现行
Hand And Machine-Operated Circular Screwing Dies For Taper Pipe Threads - R Series
出版：Comite Europeen de Normalisation
专家解读视频
89 [01/01/1989]
Also numbered as BS 1127-2(1990) & ISO 4230. (10/2005)
SS ISO 4230 Ed. 1 (1990) - Identical
ISO 4230:1987 - Equivalent
PN EN 24230:1999 - Identical
NS ISO 4230 Ed. 1 (1989) - Identical
BS 1127-2:1990 - Equivalent
NF EN 24230:1990 - Identical
I.S. EN 24230:1990 - Identical
UNE 16602:1991 - Identical
UNI EN 24230:1990 - Identical
NBN EN 24230:1992 - Identical
DIN EN 24230 (1990-06) - Identical
ONORM EN 24230:1990 - Identical
NEN ISO 4230:1990 - Identical
SN EN 24230:2009 - Identical
DS EN 24230:1990 - Identical
